萬有引力的概念是牛頓發明的,但其基於現像不是。時空彎曲其實跟萬有引力一樣,也是"錯"的。

On one hand, it is also a notion invented by human physicist, on the other, there is really some challenge to the validity of the general theory of relativity. You can find some explanatory videos about this on YouTube. 

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